From: "Jörn Engel" <joern@wohnheim.fh-wedel.de>
To: Tobias Otto-Adamczak <toa@indakom.de>
Cc: linux-mtd@lists.infradead.org, Geoffroy Stevenne <geof@hellea.com>
Subject: Re: bbram access problems
Date: Thu, 12 Dec 2002 16:09:29 +0100 [thread overview]
Message-ID: <20021212150929.GC29974@wohnheim.fh-wedel.de> (raw)
In-Reply-To: <Pine.LNX.4.31.0212121456200.22502-100000@www.optixsoft.de>
On Thu, 12 December 2002 15:09:11 +0100, Tobias Otto-Adamczak wrote:
> [joern's ignorance of braindead pc hardware removed]
>
> Other question: does the slram driver map this area in when it is
> already covered by the kernel ?
To my knowledge, yes. The driver is unaware of linux memory management
and simply ioremaps physical memory. If the kernel already uses this
area, you are in trouble.
But I think to remember that for i386 architecture the first 1MB of
memory has special treatment. Might be worth a look.
Jörn
--
Fantasy is more important than knowlegde. Knowlegde is limited,
while fantasy embraces the whole world.
-- Albert Einstein
next prev parent reply other threads:[~2002-12-12 14:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-12 13:05 bbram access problems Geoffroy Stevenne
2002-12-12 13:45 ` Jörn Engel
2002-12-12 14:09 ` Tobias Otto-Adamczak
2002-12-12 15:09 ` Jörn Engel [this message]
2002-12-12 13:54 ` Tobias Otto-Adamczak
2002-12-12 14:40 ` Thomas Gleixner
2002-12-13 11:50 ` Geoffroy Stevenne
2002-12-13 13:35 ` Geoffroy Stevenne
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